(19)

(11)

EP 1 208 287 A1

(12)

(43) Date of publication: 29.05.2002 Bulletin 2002/22 (21) Application number: 00961390.2 (22) Date of filing: 28.08.2000

(51) International Patent Classification (IPC)7: F01B 9/00 (86) International application number: PCT/US0023/613 (87) International publication number: WO 0116/462 (08.03.2001 Gazette 2001/10)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 31.08.1999 US 151794 P 22.11.1999 US 166946 P (71) Applicant: GRACO INC. MinneapolisMinnesota 55413 (US)	(72) Inventors: DAVIDSON, Glen Roseville, MN 55113 (US) KAPELEVICH, Alexander Shoreview, MN 55126 (US) (74) Representative: Sturt, Clifford Mark et al Miller Sturt Kenyon9 John Street London WC1N 2ES London WC1N 2ES (GB)